黄铁绢英岩化为金的沉淀富集提供了适宜的物理化学环境。
Beresitization furnishes the adequate physical and chemical environment for gold precipitation.
研究表明，铀在相对还原条件下迁移，而在相对氧化条件下沉淀富集。
It is indicated that uranium was moved out in the relative reducing condition and enriched precipitation in the relative oxidizing condition.
指出煌斑岩具有较强的还原性能，是金沉淀富集的良好地球化学屏障。
Having a large reducing capacity, the lamprophyre is the best geochemical barrier for thedeposition and concentration of gold.
用氢氧化铁共沉淀水中痕量砷，沉淀用离心机分离和富集。
The arsenic in water samples was first enriched by co-precipitation with iron hydroxide.
火山周边断裂规模相对较大，其内多形成构造角砾岩带，是成矿物质沉淀、富集的理想场所和最有利的容矿构造。
The fractures around the volcanic dome are rich in structural breccia belt, which is good place for the ore depositing, and became the host structure.
对低含量水质样品采用了碱金属氢氧化物共沉淀，简化了样品富集程序，提高了测试灵敏度。
The alkali hydroxide co-precipitation for low content water sample is employed to simplify the sample enrichment process and the monitoring sensitivity is improved.
表面活性剂驱引起的伤害除了磺酸盐型沉淀，乳状液堵塞外，表面活性剂富集相也能引起油层的伤害。
Formation damages in surfactant flood are mainly caused by sulfonate precipitation, emulsion plugging, as well as enrichment of surfactant.
流动注射在线共沉淀分离富集-火焰原子吸收法现场快速测定钴镍基体中的微量钙。
A flow injection on-line coprecipitation system has been coupled with an atomic absorption spectrometric system for the determination of trace calcium in bulk of cobalt and nickel matrix.
对酱油样品经硝酸铋的共沉淀分离富集后用火焰原子吸收法进行测定。
Flame atomic absorption spectrometry method was used to determine the samples of Soy Sauce which had been already separated and preconcentrated by coprecipitation with Bismuth Nitrate.
对酱油样品经硝酸铋的共沉淀分离富集后用火焰原子吸收法进行测定。
Flame atomic absorption spectrometry method was used to determine the samples of Soy Sauce which had been already separated and preconcentrated by coprecipitation with Bismuth Nitrate.
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